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Majestic Ch= 300-A Single Speaker

Majestic Ch= 300-A Single Speaker; Grigsby-Grunow - (ID = 671526) Radio
 
Majestic Ch= 300-A Single Speaker; Grigsby-Grunow - (ID = 671527) Radio
 
Majestic Ch= 300-A Single Speaker; Grigsby-Grunow - (ID = 671528) Radio
 
Majestic Ch= 300-A Single Speaker; Grigsby-Grunow - (ID = 671529) Radio
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Majestic Ch= 300-A Single Speaker; Grigsby-Grunow - (ID = 671526) Radio
Select picture or schematic to display from thumbnails on the right and click for download.
 
Country:  United States of America (USA)
Manufacturer / Brand:  Grigsby-Grunow (-Hinds) Co. (Majestic pre 1933); Chicago (IL)
Year: 1932 ? Category: Broadcast Receiver - or past WW2 Tuner
Valves / Tubes 11: G-58-S G-56 G-58-S G-58-S G-4-S G-57-S G-57-S G-58-S G-47 G-47 G-82
Main principle Superhet with RF-stage; ZF/IF 175 kHz
Tuned circuits 7 AM circuit(s)
Wave bands Broadcast only (MW).
Details
Power type and voltage Alternating Current supply (AC) / 115 Volt
Loudspeaker Electro Magnetic Dynamic LS (moving-coil with field excitation coil)
Power out
from Radiomuseum.org Model: Majestic Ch= 300-A Single Speaker - Grigsby-Grunow -Hinds Co.
Material Metal case
Shape Chassis only or for «building in»
Notes Tuning light; push-pull af output stage.
Circuit diagram reference Rider's Perpetual, Volume 3 = 1933 and before
Mentioned in Rider's Changes 7-11

Model page created by Hans-Joachim Korn † 16.11.15. See "Data change" for further contributors.



All listed radios etc. from Grigsby-Grunow (-Hinds) Co. (Majestic pre 1933); Chicago (IL)
Here you find 200 models, 118 with images and 156 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.



  
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